VEGA VEGAPULS 66 (≥ 2.0.0 - ≥ 4.0.0) 4 … 20 mA_HART - two-wire - Manual (Page 16)

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4 Mounting
VEGAPULS 66 • 4 … 20 mA/HART - two-wire
36519-EN-121011
Fig. 8: Mounting of the radar sensor with inflowing medium
The socket piece should be dimensioned in such a way that the an-
tenna end protrudes at least 10 mm (0.4 in) out of the socket.
ca. 10 mm
Fig. 9: Recommended socket mounting
If the socket height cannot be maintained, an antenna extension will
be necessary. This prevents from false reflections of the socket piece.
ca. 10 mm
Fig. 10: Tube extension
Socket